Dalton is a town in Coos County, New Hampshire, United States. The population was 979 at the 2010 census. It is part of the Berlin, NH - VT Micropolitan Statistical Area.HistoryDalton was incorporated in 1764 under the name Chiswick, named for the Duke of Devonshire's castle. The name was changed to Apthorp in 1770, after the Apthorp family. The name Dalton was chosen in 1784, in honor of Tristram Dalton.GeographyAccording to the United States Census Bureau, the town has a total area of, of which is land and is water, comprising 2.00% of the town. The town's highest point is the summit of Dalton Mountain, at 2146ft above sea level. The town includes the hamlet of Cushman, which is located on the Connecticut River, opposite Gilman, Vermont. Dalton lies fully within the Connecticut River watershed.Approximately 82% of the town's land—14390acre out of a total land area of 17624acre—is undeveloped farm land, forest land or unproductive land enrolled in the state's current use program. The 14390acre of undeveloped land enrolled in current use is owned by 200 property owners, resulting in an average parcel size of 71.95acre per current use owner. According to the town's property ownership records (available from the town clerk at town hall, 741 Dalton Road, Dalton, NH), the town's largest landowner, together with family members, owns in excess of 1000acre of land.
